Transmission will not shift when brake pedal depressed

2015 BUICK ENCLAVE
123,000 MILES • 3.8L • 6 CYL • 2WD • AUTOMATIC
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TUCKER1963
  • MEMBER
  • 1 POST
You can start what 3 minutes depress brake pedal and try to shift, it won't shift.
Apr 18, 2021 at 8:08 AM
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NICKOLAOSF
  • ✓ASE Certified Mechanic
  • 69 POSTS
  • ASE Certified Mechanic
Hi Tucker1963,

We can help. it sounds like a brake switch issue,
First scan for codes. (see links below)

https://www.2carpros.com/articles/can-scan-controller-area-network-easy

If there is no codes stored continue to brake sensor calibration.
I am glad to help you. If there is anything else we can help you with please contact us again. Thank you for choosing 2CarPros.



Cheers, Nick
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Apr 18, 2021 at 9:23 AM
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